header {
    .top_nav {
    height: 3rem;
    background-color: #ececec;
    text-align: center;
    line-height: 3rem;
    padding: 0 10px;
    box-sizing: border-box;
        a{
        color: #929292;
        padding: 0 10px;
        border-right: 1px solid #b1b1b1;
        }
        li {
        float: left;
        }
        .left_nav{
        li:last-of-type
        { a{
        border-right: 0 none;
        }
        }
        }
        .right_nav{
        li:last-of-type {
        a{
        border-right: 0 none;
        }
        span{
        color: #ff232d;
        }
        }
        }
        
  }
  
  
  }
  
  
  
  